The Cisco 1921 Router, which Memory and Flash Memory can’t upgrade, is designed for branch offices.
Figure 1 shows the front view of Cisco Router 1921/K9.
Figure 2 shows the statue LEDs, on the front panel of the 1921/K9, including three statues: SYS, ACT and PoE.
Table 2 shows the front panel LED area description.
LED | Color | Description |
SYS | Solid green | Solid green indicates normal operation. |
Blinking green | System is booting or is in ROM monitor mode. | |
Amber | System error. | |
Off | Power is off or system board is faulty. | |
ACT | Green | Solid or blinking when any packets are transmitted or received on any WAN or LAN, or when monitoring system activity. |
PoE | Green | PoE is available. |
Amber | Power supply is not supplying PoE power. |
Figure 3 shows the back panel of the CISCO1921/K9.
Note:
ā Flash LED Ā ā” EN (USB serial console port)  ⢠EN(RJ-45 console port) ⣠S (Speed) ⤠L (Link) ā„ Baud reset ⦠Ground connectorĀ Ā ā§ On/Off switch ⨠USB port ā© Kensington security slot
Table 3 shows the back panel LED area description.
LED | Color | Description | Location |
Flash LED | Green | Blinking means software is accessing the internal USB Flash (eUSB) device. | Back Panel |
Amber | Initialized with error. | ||
EN (USB serial console port) | Green | The USB console port is active. | Back Panel |
EN(RJ-45
console port) |
Green | The RJ-45 console port is active. | Back Panel |
S (Speed) | 1 blink + pause | GE port operating at 10Ā Mb/s. | Back Panel |
2 blink + pause | GE port operating at 100Ā Mb/s. | ||
3 blink + pause | GE port operating at 1000 Mb/s. | ||
L (Link) | Green | GE link is established. | Back Panel |
Off | No GE link is established. |
Figure 4 shows the ports and slots on the back panel of Cisco 1921/K9.
Note:
ā EHWIC slot ā” Auxiliary port ⢠GE 0/0ļ¼downļ¼and 0/1(up) ⣠Input power connector ⤠USB serial port ā„ RJ-45 serial console port ⦠USB port ā§ POE
* Cisco 1921/K9 supports 1 integrated EHWIC slots for flexible configurations. It supports two modules:
1. 1 double wide HWIC-D or single wide EHWIC/HWIC module or 2 single wide EHWIC/HWIC module.
2. High-speed USB 2.0 ports enable another mechanism secure token capabilities and storage.
Figure 5 shows the unboxing view of CISCO1921/K9.
Recommended Cards and Licenses
Table 4 shows recommended EHWIC, HWIC, VWIC cards and licenses for this router.
Category |
Models |
Description |
EHWIC Ā |
Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU |
|
Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers |
||
HWIC Ā Ā |
HWIC two routed port Cisco Router High-Speed WAN Interface card |
|
1-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
||
2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
||
VWIC
|
Cisco Voice/WAN Card VWIC3-1MFT-T1/E1 |
|
Cisco Voice/WAN Card VWIC3-2MFT-T1/E1 |
||
Cisco Voice & WAN T1/E1 interface moudle VWIC3-1MFT-G703 |
||
Cisco Voice/WAN Card VWIC3-2MFT-G703 |
||
Licenses |
Cisco 1900 IOS License L-SL-19-DATA-K9= Data E-Delivery PAK for Cisco 1900 |
|
Security License for Cisco 1900 |
||
AppX License with; DATA and WAAS for Cisco 1900 Series |
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